Home / 13,336.68-20,004.86-5,939.24

Finding the Fourth Proportional to 13,336.68, 20,004.86 and 5,939.24

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Solution

The fourth proportional to 13,336.68, 20,004.86 and 5,939.24 is: 8,908.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.68 : 20,004.86 = 5,939.24 : x
  2. Step 2: Convert to fraction form
    13,336.68/20,004.86 = 5,939.24/x
  3. Step 3: Cross multiply
    13,336.68x = 20,004.86 × 5,939.24
  4. Step 4: Simplify right side
    13,336.68x = 118,813,664.71
  5. Step 5: Solve for x
    x = 118,813,664.71/13,336.68
  6. Step 6: Final answer
    x = 8,908.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.